18948081

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{1187}}^1$

素因数の和:1520

約数の個数: 16

約数和(自身を含む): 26858304

約数和(自身を除く): 7910223

約数列:

[1, 3, 17, 51, 313, 939, 1187, 3561, 5321, 15963, 20179, 60537, 371531, 1114593, 6316027, 18948081]

約数ペア:

[(1, 18948081), (3, 6316027), (17, 1114593), (51, 371531), (313, 60537), (939, 20179), (1187, 15963), (3561, 5321)]